package day06;

public abstract class Shape {
   protected double area;
    protected double per;
    protected String color;
    public Shape(){
        this(null);
    }
   public Shape(String color){
        this.color=color;
   }
   public abstract double getArea();
    public abstract double getPer();
    public abstract void showAll();

    public String getColor(){
        return color;
    }

}
